22732839242 has 4 divisors (see below), whose sum is σ = 34099258866. Its totient is φ = 11366419620.

The previous prime is 22732839193. The next prime is 22732839277. The reversal of 22732839242 is 24293823722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15455213761 + 7277625481 = 124319^2 + 85309^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22732839193 and 22732839202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5683209809 + ... + 5683209812.

Almost surely, 2^22732839242 is an apocalyptic number.

22732839242 is a deficient number, since it is larger than the sum of its proper divisors (11366419624).

22732839242 is a wasteful number, since it uses less digits than its factorization.

22732839242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11366419623.

The product of its digits is 580608, while the sum is 44.

The spelling of 22732839242 in words is "twenty-two billion, seven hundred thirty-two million, eight hundred thirty-nine thousand, two hundred forty-two".